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Job #: R-00022362
Location: Reston, VA
Category: Systems Engineering
Schedule (FT/PT): Full Time
Travel Required: No
Shift: Day
Potential for Telework: No
Clearance Required: Top Secret/SCI with Polygraph
Referral Eligibility: Eligible
Group: Intelligence

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Job Description:

The Systems Security Lead is responsible for applying security principles, practices, and procedures under the RMF to maintain compliance with applicable security regulations, such as CNSSI, NIST, and National Industrial Security Program Operating Manual (NISPOM), governing the management of classified information systems. Functions of this role include identifying security control requirements; developing and updating system security plans; managing and controlling changes to specific systems, assessing the security impact of those changes, and maintaining system security configuration; supporting achievement of Authorization to Test (ATT) and ATO for the Government’s information systems; working with the Government’s security section to streamline ATT and ATO activities; directly or indirectly implementing, monitoring/auditing, and reporting compliance with security controls; preparing and completing action plans; providing security-related training and guidance; and implementing security-related change. 

Primary Responsibilities

The Systems Security Lead is responsible for supporting the application of security principles, practices, and procedures under the RMF to maintain compliance with applicable security regulations, such as CNSSI, NIST, and National Industrial Security Program Operating Manual (NISPOM), governing the management of classified information systems.  The Lead will be responsible for leading and assigning portfolio accounts task to a skilled team of InfoSec Security Engineers and Security Systems Engineers.  The lead will support the mentoring of direct hires and provide security-related guidance on established protocols and standards. 

Basic Qualifications

  • A minimum of a Bachelor’s Degree in Engineering, Computer Science, Information Science, or related technical field.

  • A minimum of one of the following or related certifications:

i. Information Systems Audit and Control Association (ISACA) Certified Information Security Manager (CISM) certification.

ii. International Information Systems Security Certification Consortium (ISC2) Certified Information Systems Security Professional (CISSP) certification.

iii. Global Information Assurance Certification (GIAC) Security Essentials Certification (GSEC).

iv. GIAC Security Leadership Certification (GSLC).

  • A minimum of five years of information security, information assurance, cyber security field, and/or other related work experience.

  • Experience monitoring NISPOM requirements, security frameworks, and other relevant security regulations.

  • Experience supervising others.

Candidates must have a BS and at least 5+ years of prior relevant experience or a Masters with 3+ years of prior relevant experience. 

Candidate must have an active TS/SCI with polygraph. 

Preferred Qualifications

  • Experience developing, integrating, and implementing Cybersecurity-related authorization packages and program protection standards for IC systems including the coordination, preparation, submission, and tracking of Interim Authorization to Test (IATT), Interim Authorization to Operate (IATO), ATO, and/or related security artifacts.

  • Experience utilizing the RMF as applied within the IC and/or DOD communities.

  • Experience managing security requirement for networking, systems, application development, database administration, and data center operations and technologies (e.g., protocols, design concepts, access control), design and engineering.

  • Experience working with information security technologies (e.g., design, encryption, data protection, privilege access, identity and access management, intrusion detection, forensics, incident management, risk management and auditing). 

  • Experience securing virtual environments and cloud-based solutions. 

  • Experience developing and providing an information security awareness and training program. 

  • Experience developing and maintaining information security policies and standards.

"External Referral Eligible"


External Referral Bonus:


Potential for Telework:


Clearance Level Required:

Top Secret/SCI with Polygraph



Scheduled Weekly Hours:




Requisition Category:


Job Family:

Systems Engineering


Leidos is a Fortune 500® information technology, engineering, and science solutions and services leader working to solve the world's toughest challenges in the defense, intelligence, homeland security, civil, and health markets. The company's 33,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Virginia, Leidos reported annual revenues of approximately $10.19 billion for the fiscal year ended December 28, 2018. For more information, visit

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

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Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to

Commitment to Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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